Colossal granite boulder formations dot the 12-million-year-old Sonoran Desert landscape, giving The Boulders Resort & Spa ...

Held at the famed Kellogg Doolittle House, the intimate event saw Keys perform a 20-minute set of her greatest hits, against a backdrop of rolling boulders and starlit desert skies.

And because the desert’s hyper-arid conditions preserve the boulders’ steps, it’s “an ideal place to study rockfall theory and physics,” said Paul Morgan, a geologist at Cornell University.

Outdoor activities include hiking or mountain biking on nearby trails over rolling desert terrain, rock climbing, hot-air ballooning, horseback rides, desert jeep tours, and custom tours including ...

As confirmed in the show's DVD commentary, moments after Paul had repositioned himself out in the desert, a gust of wind sent a 40-pound boulder that was sat on top of the RV nearby smashing ...